Rail passengers walk on a platform to take their train at the Saint-Lazare railway station during the ninth day of national strike and protests in France against the government's pension reform, with heavy disruption on French SNCF railway and the Paris transport RATP networks, in Paris, France, March 23, 2023. REUTERS/Lucien Libert 

Rail passengers wait for their train at the Saint-Lazare railway station during the ninth day of national strike and protests in France against the government's pension reform, with heavy disruption on French SNCF railway and the Paris transport RATP networks, in Paris, France, March 23, 2023. REUTERS/Lucien Libert 

Rail passengers walk on a platform past a train at the Saint-Lazare railway station during the ninth day of national strike and protests in France against the government's pension reform, with heavy disruption on French SNCF railway and the Paris transport RATP networks, in Paris, France, March 23, 2023. REUTERS/Lucien Libert 

A puppet depicting French President Emmanuel Macron covered by Sud Solidaires labour union flags is installed on railway tracks by protesters to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

Students walk on a railway tracks to block a TGV high speed train during a demonstration at the railway station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. The slogan reads "Angry youth". REUTERS/Eric Gaillard 

A worker on strike wearing a CGT labour union vest holds a flare as he stands on railway tracks to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

A puppet depicting French President Emmanuel Macron covered by Sud Solidaires labour union flags is installed on railway tracks by protesters to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

A puppet depicting French President Emmanuel Macron is installed on railway tracks by protesters to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

A puppet depicting French President Emmanuel Macron is installed on railway tracks by protesters to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

A puppet depicting French President Emmanuel Macron is installed on railway tracks by protesters to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY 

Workers on strike and students walk on railway tracks to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

Students walk on railway tracks to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

Workers on strike hold CGT labour union flags as they walk on railway tracks to block a TGV high speed train during a demonstration at the train station on the eve of the ninth day of national strike and protests, and after the pension reform was adopted as the French Parliament rejected two motions of no-confidence against the government, in Nice, France, March 22, 2023. REUTERS/Eric Gaillard 

A TGV InOui high-speed train is seen near Lille-Flandres train station during a strike by French SNCF railway workers in Lille as part of a nationwide day of strike and protests against French government's pension reform plan in France, February 7, 2023. REUTERS/Pascal Rossignol 

Railway tracks are seen near Lille-Flandres train station during a strike by French SNCF railway workers in Lille as part of a nationwide day of strike and protests against French government's pension reform plan in France, February 7, 2023. REUTERS/Pascal Rossignol 

Railway tracks are seen near Lille-Flandres train station during a strike by French SNCF railway workers in Lille as part of a nationwide day of strike and protests against French government's pension reform plan in France, February 7, 2023. REUTERS/Pascal Rossignol 

Railway tracks are seen at Montparnasse train station in Paris on the eve of the third nationwide day of strike and protests against French government's pension reform plan with disruption on French SNCF railway and the Paris transport RATP networks, France, February 6, 2023. REUTERS/Gonzalo Fuentes 

Passengers walk on a platform to board a train at Saint-Lazare train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

French SNCF employees stand near a platform at Saint-Lazare train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

An empty platform is seen at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

French SNCF employees assist travelers at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

Passengers stand near information board for travelers at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

An empty platform is seen at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

A sign reading metro lines closed is seen at Gare Montparnasse train station during a strike by Paris transport network (RATP) and French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

Passengers stand on a platform to board a TGV Ouigo high speed train at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

French SNCF employees assist travelers at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

Passengers walk on a platform to board a TGV Ouigo high speed train at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

A man walks past a sign reading metro lines closed at Gare Montparnasse train station during a strike by Paris transport network (RATP) and French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

A man looks at information board for travelers at Gare Montparnasse train station during a strike by French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

A sign reading metro lines closed is seen at Gare Montparnasse train station during a strike by Paris transport network (RATP) and French SNCF railway workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 31, 2023. REUTERS/Sarah Meyssonnier 

Suburban trains are seen in Paris on the eve of a nationwide day of strike and protests against the pension reform in France with heavy disruption on French SNCF railway and the Paris transport RATP networks, France, January 30, 2023. REUTERS/Sarah Meyssonnier 

Suburban trains are seen in Paris on the eve of a nationwide day of strike and protests against the pension reform in France with heavy disruption on French SNCF railway and the Paris transport RATP networks, France, January 30, 2023. REUTERS/Sarah Meyssonnier 

Suburban trains are seen in Paris on the eve of a nationwide day of strike and protests against the pension reform in France with heavy disruption on French SNCF railway and the Paris transport RATP networks, France, January 30, 2023. REUTERS/Sarah Meyssonnier 

Suburban and Transilien regional trains are seen in Paris on the eve of a nationwide day of strike and protests against the pension reform in France with heavy disruption on French SNCF railway and the Paris transport RATP networks, France, January 30, 2023. REUTERS/Sarah Meyssonnier 

Suburban and Transilien regional trains are seen in Paris on the eve of a nationwide day of strike and protests against the pension reform in France with heavy disruption on French SNCF railway and the Paris transport RATP networks, France, January 30, 2023. REUTERS/Sarah Meyssonnier 

Passengers are seen in a suburban train at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

A passenger walks past a TGV Ouigo high speed train at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

A man runs on a platform past a SNCF Express Regional (TER) train at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

A man walks past a TGV Ouigo high speed train at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

Passengers walks past a TGV high speed train at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

Railway tracks at Gare Montparnasse train station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

A SNCF Express Regional (TER) train is seen at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

A SNCF Express Regional (TER) train is seen at Gare Montparnasse railway station during a strike by French SNCF workers in Paris as part of a nationwide day of strike and protests against French government's pension reform plan in France, January 19, 2023. REUTERS/Gonzalo Fuentes 

A SNCF Express Regional (TER) trains is seen at the Saint-Lazare train station in Paris on the eve of a nationwide day of strike and protests in key sectors like energy, public transport, air travel and schools against the pension reform, France, January 18, 2023. REUTERS/Sarah Meyssonnier 

SNCF Express Regional (TER) trains are seen at the Saint-Lazare train station in Paris on the eve of a nationwide day of strike and protests in key sectors like energy, public transport, air travel and schools against the pension reform, France, January 18, 2023. REUTERS/Sarah Meyssonnier 

SNCF Express Regional (TER) trains are seen at the Saint-Lazare train station in Paris on the eve of a nationwide day of strike and protests in key sectors like energy, public transport, air travel and schools against the pension reform, France, January 18, 2023. REUTERS/Sarah Meyssonnier 

A man walks his bike on an empty platform at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk on a platform at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk on a platform at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk past a TGV high speed train at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk past a TGV high speed train at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk past a TGV high speed train at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk past travel bus at Bercy bus station in Paris during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Noemie Olive 

Travelers wait in front of a FlixBus bus at Bercy bus station in Paris during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Noemie Olive 

Travelers wait in front of a FlixBus bus at Bercy bus station in Paris during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Noemie Olive 

Travelers wait in front of a FlixBus bus at Bercy bus station in Paris during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Noemie Olive 

A man stands on an empty platform at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

A man stands on an empty platform at Lille-Flandres railway station in Lille during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Pascal Rossignol 

Travelers walk on a platform to take a TGV high speed train at Gare Montparnasse railway station in Paris during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Sarah Meyssonnier 

Travelers walk on a platform to take a TGV high speed train at Gare Montparnasse railway station in Paris during a strike by train guards at France's state-owned railway operator SNCF with major disruption for Christmas holidays in France, December 23, 2022. REUTERS/Sarah Meyssonnier